Home / 15,855.62-23,767.20-10,320.08

Finding the Fourth Proportional to 15,855.62, 23,767.20 and 10,320.08

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Solution

The fourth proportional to 15,855.62, 23,767.20 and 10,320.08 is: 15,469.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,855.62 : 23,767.20 = 10,320.08 : x
  2. Step 2: Convert to fraction form
    15,855.62/23,767.20 = 10,320.08/x
  3. Step 3: Cross multiply
    15,855.62x = 23,767.20 × 10,320.08
  4. Step 4: Simplify right side
    15,855.62x = 245,279,405.38
  5. Step 5: Solve for x
    x = 245,279,405.38/15,855.62
  6. Step 6: Final answer
    x = 15,469.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.